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#include "main.h" |
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// NEPOUZIVAT PINY B6 A B7, JSOU VYHRAZENY PRO SERIOVOU KOMUNIKACI |
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// BAUD RATE = 4800 |
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//univerzalni LED diody |
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#define LED1 PIN_A4 |
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#define LED2 PIN_A5 |
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//piezo pipak |
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#DEFINE SOUND_HI PIN_B4 |
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#DEFINE SOUND_LO PIN_B5 |
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//radkovy senzor |
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#define SDIN PIN_D4 // seriovy vstup |
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#define SDOUT input(PIN_B2) // seriovy vystup |
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#define SCLK PIN_D5 // takt |
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int main_reset[8]={1,1,0,1,1,0,0,0}; // hlavni reset |
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int set_mode_rg[8]={1,1,1,1,1,0,1,0}; // zapis do MODE registru |
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int clear_mode_rg[8]={0,0,0,0,0,0,0,0}; // nulovani MODE registru |
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int olsa_line[96]={0}; // radkovy senzor |
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//naraznik |
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#define BUMPL input(PIN_D6) |
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#define BUMPR input(PIN_D7) |
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//nouzove senzory |
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#define LINEL 0 |
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#define LINER 1 |
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#define TRESHOLD 200 // rozhodovaci uroven (zmereno 0 - cerna, 255 cerna) |
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int8 line_l; |
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int8 line_r; |
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// motory |
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#define LMF PIN_D0 |
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#define LMB PIN_D1 |
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#define RMF PIN_D2 |
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#define RMB PIN_D3 |
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//PODPROGRAMY |
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//SENZORY |
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//OLSA01A |
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void olsa_pulses(int count) // vytvori impulzy pro ridici logiku |
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{ |
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int8 ct; |
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for(ct=0;ct<=count;ct++) |
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{ |
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delay_us(1); // doba pro ustaleni |
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output_high(SCLK); |
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delay_us(1); // doba pro ustaleni |
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output_low(SCLK); |
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} |
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} |
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void olsa_pulse() // vytvori jeden impulz |
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{ |
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delay_us(1); // doba pro ustaleni |
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output_high(SCLK); |
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delay_us(1); // doba pro ustaleni |
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output_low(SCLK); |
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} |
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void olsa_send(int info[]) // USART komunikace s modulem OLSA01A - poslani zpravy |
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{ |
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int8 *ip = &info; // ukazatel na pole s informaci |
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int i; // pomocna promenna pro nastaveni 0 nebo 1 na SDIN |
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output_low(SDIN); // start bit |
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olsa_pulse(); |
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for(ip=0;ip<8;ip++) // predani informace - 8 bit, LSB prvni > MSB posledni |
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{ |
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i=info[ip]; // ziskani hodnoty z pole |
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if(i==1) // vyhodnoceni obsahu informace - nastav 1 |
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{ |
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output_high(SDIN); |
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} |
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else // vyhodnoceni obsahu informace - nastav 0 |
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{ |
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output_low(SDIN); |
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} |
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olsa_pulse(); |
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} |
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output_high(SDIN); // stop bit |
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olsa_pulse(); |
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} |
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void olsa_reset() // hlavni RESET - provadi se po zapnuti |
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{ |
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output_low(SDIN); |
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output_low(SCLK); |
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olsa_pulses(30); // reset radkoveho senzoru |
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output_high(SDIN); |
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olsa_pulses(10); // start bit - synchronizace |
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olsa_send(main_reset); |
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olsa_pulses(5); |
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olsa_send(set_mode_rg); |
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olsa_send(clear_mode_rg); |
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} |
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//ZACHRANNE SENZORY |
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void read_blue_sensors() // cteni nouzovych senzoru |
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{ |
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set_adc_channel(LINEL); // cti levy nouzovy senzor |
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delay_us(10); |
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line_l=read_adc(); |
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set_adc_channel(LINER); // cti pravy nouzovy senzor |
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delay_us(10); |
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line_r=read_adc(); |
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} |
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//PIPAK |
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void beep(int16 period,int16 length) |
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{ |
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int16 bp; //promenna pro nastaveni delky |
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for(bp=length;bp>0;bp--) |
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{ |
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output_high(SOUND_HI); |
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output_low(SOUND_LO); |
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delay_us(period); |
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output_high(SOUND_LO); |
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output_low(SOUND_HI); |
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delay_us(period); |
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} |
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} |
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//MOTORY |
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void l_motor_fwd(int8 speedl) // levy motor dopredu |
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{ |
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output_high(LMF); |
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output_low(LMB); |
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set_pwm2_duty(speedl); |
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} |
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void l_motor_bwd(int8 speedl) // levy motor dozadu |
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{ |
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output_high(LMB); |
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output_low(LMF); |
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set_pwm2_duty(speedl); |
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} |
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void r_motor_fwd(int8 speedr) // pravy motor dopredu |
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{ |
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output_high(RMF); |
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output_low(RMB); |
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set_pwm1_duty(speedr); |
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} |
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void r_motor_bwd(int8 speedr) // pravy motor dozadu |
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{ |
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output_high(RMB); |
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output_low(RMF); |
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set_pwm1_duty(speedr); |
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} |
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void l_motor_off() // levy motor vypnut |
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{ |
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output_low(LMF); |
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output_low(LMB); |
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set_pwm2_duty(0); |
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} |
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void r_motor_off() // pravy motor vypnut |
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{ |
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output_low(RMF); |
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output_low(RMB); |
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set_pwm1_duty(0); |
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} |
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void motor_test() // test motoru |
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{ |
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int8 i; |
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beep(100,200); |
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printf("TEST MOTORU\n"); |
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delay_ms(1000); |
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printf("LEVY MOTOR DOPREDU\n"); |
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for(i=0;i<255;i++) |
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{ |
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l_motor_fwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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l_motor_fwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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printf("LEVY MOTOR DOZADU\n"); |
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for(i=0;i<255;i++) |
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{ |
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l_motor_bwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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l_motor_bwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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printf("PRAVY MOTOR DOPREDU\n"); |
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for(i=0;i<255;i++) |
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{ |
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r_motor_fwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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r_motor_fwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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printf("PRAVY MOTOR DOZADU\n"); |
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for(i=0;i<255;i++) |
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{ |
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r_motor_bwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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r_motor_bwd(i); |
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printf("RYCHLOST: %u\n",i); |
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delay_ms(5); |
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} |
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printf("KONEC TESTU MOTORU \N"); |
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} |
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void diagnostika() |
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{ |
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read_blue_sensors(); |
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printf("LEVA: %u \t",line_l); |
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delay_ms(20); |
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printf("PRAVA: %u \t",line_r); |
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delay_ms(20); |
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printf("L_NARAZ: %u \t",BUMPL); |
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delay_ms(20); |
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printf("P_NARAZ: %u \n",BUMPR); |
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delay_ms(20); |
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if(BUMPL&&BUMPR) |
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{ |
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motor_test(); |
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} |
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} |
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// HLAVNI SMYCKA |
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void main() |
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{ |
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printf("POWER ON \n"); |
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// NASTAVENI > provede se pouze pri zapnuti |
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setup_adc_ports(sAN0-sAN1-sAN2); |
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setup_adc(ADC_CLOCK_INTERNAL); // interni hodniny pro AD prevodnik |
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setup_spi(SPI_SS_DISABLED); |
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setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1); |
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setup_timer_1(T1_DISABLED); |
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setup_timer_2(T2_DIV_BY_16,255,1); // casovac pro PWM |
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setup_ccp1(CCP_PWM); // povoli PWM na pinu RC2 |
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setup_ccp2(CCP_PWM); // povolĂ PWM na pinu RC1 |
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setup_comparator(NC_NC_NC_NC); |
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setup_vref(FALSE); |
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output_high(LED1); // zhasne LED1 |
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output_high(LED2); // zhasne LED2 |
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l_motor_off(); // vypne levy motor |
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r_motor_off(); // vypne pravy motor |
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olsa_reset(); // reset logiky radkoveho senzoru |
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beep(500,200); // pipni pri startu |
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printf("OK! \n"); |
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delay_ms(500); |
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printf("VYBRAT MOD... \n"); |
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while(true) |
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{ |
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} |
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} |